LP Vinyl Turntable Record Player Tachymeter Laser Speed Tachometer Meter Tester
Product Description
Package included:
LP Vinyl Laser Speed Tachometer
Using 6MHz quartz crystal oscillator
LCD display: 5-bit 18mm word high
Resolution: 0.1PRM (rpm) (2.5 to 999.9 RPM)
Features: stable, automatic power supply, real-time speed measurement
Not included （ Battery: 7V battery ×2 ）